搜索结果: 106-120 共查到“农学 Evaluation”相关记录565条 . 查询时间(0.14 秒)
Endoscopic findings, microbiological and cytological evaluation of tracheal aspirates in a population of Standardbred horses with poor performances
horse tracheal wash mucus
2015/4/1
Sixty-two Standardbred horses housed at the same racetrack, with history of reduced exercise tolerance, cough lasting for at least two weeks and/or prolonged recovery time were clinically examined. An...
Evaluation of squared timber and log products in the Hyrcanian Forests of Iran
Hyrcanian Forests logs mechanized harvesting system squared timber
2015/3/27
The forests located in the northern areas of Iran are known as Hyrcanian Forests and are distributed across three provinces, namely Gilan, Maznadarn and Golestan. These provinces are situated in the n...
Evaluation of physiological and health state of Norway spruce plants with different growth rate at juvenile stage after outplanting at mountain locations
health status mountain locality Norway spruce physiological trait
2015/3/27
Norway spruce (Picea abies [L.] Karst.) seedlings grown from seed originating from high mountain locations (8th forest altitudinal zone – Norway spruce vegetation zone 1,000–1,250 m a.s.l.) show highe...
Evaluation of twenty-years-old pedunculate and sessile oak provenance trial
Czech Republic evaluation pedunculate oak provenance research sessile oak variability in height and diameter growth
2015/3/27
This paper deals with the measurement and evaluation of pedunculate and sessile oaks on five provenance trial plots located in the forest regions Západočeská pahorkatina, Jihočeská pánev, Ho...
Evaluation of changes in the landscape management and its influence on animal migration in the vicinity of the D1 motorway in Central Bohemia
landscape migration wildlife motorway
2015/3/27
The article summarizes changes detected in landscape structures and interrelated changes in landscape management surrounding a model section of the D1 motorway (11th–29th km). Biotopes' gradual develo...
Evaluation of John Deere 1490D operation phase in typical conditions of the Czech Republic
productivity costs energy audit emissions slash bundle
2015/3/27
The life cycle operation phase of John Deere 1490D energy wood harvester from the aspect of energy audit and environmentally negative influence caused by emissions were evaluated. Energy audit quantif...
Long-term evaluation of growth and yield of Stanley and Cacanska lepotica plum cultivars on selected rootstocks
ontogenesis stage productivity TCSA bearing suckering
2015/3/25
During 1992–2012, trunk cross-section area (TCSA), cumulative yield, yield efficiency and suckering of plum cultivars Stanley and Cacanska lepotica in combinations with vegetative rootstocks Myrobalan...
Evaluation of some pepper genotypes as rootstocks in water stress conditions
Capsicum annuum chlorophyll fluorescence graft photosynthesis yield
2015/3/24
Water stress is a major environmental factor that limits crop production and it is important to develop crop varieties with higher yield under water scarcity. Increased pepper tolerance to water stres...
Evaluation of caraway essential oil from different production areas of Serbia
Carum carvi var. annuum essential oil content essential oil composition carvone/limonene ratio
2015/3/24
Caraway fruits contain essential oils that give caraway its characteristic aroma. This paper evaluates quantity and composition of the essential oil from the annual caraway grown in different producti...
Evaluation of the growth and health status of selected clone mixtures in comparison with ordinary planting stock
chlorophyll fluorescence clonal propagation growth mother plantations mountain conditions Norway spruce water losses
2015/3/19
The present paper compares the growth of parent trees and potentially stress-tolerant mixtures of clones of Norway spruce (Picea abies [L.] Karst.) progenies coming from a specific locality near the &...
Evaluation of raspberry cultivars grown in the western Serbia region
varieties selection yield fruit quality
2015/3/19
A trial was conducted to determine biological and pomological traits of raspberry cultivars grown in western Serbia
region (2003–2006) with the aim to introduce those with the most desirable propert...
Evaluation of time demands of pruning selected apricot varieties and rootstocks
apricot winter pruning labour intensity
2015/3/19
Th e study conducted over the period 2008–2012 demonstrates labour intensity requirements for dormant pruning of
selected apricot varieties (Leskora, Betinka, Marlen) on diff erent rootstocks ...
Final evaluation of nine plum cultivars grafted onto two rootstocks in a trial established in 1998 at Holovousy
tree characteristics harvest time tree vigour yields, yield efficiency fruit size
2015/3/17
Nine plum cultivars newly introduced into production were evaluated in a replicated trial established in 1998 on two rootstocks planted in a spacing of 5 × 1.5 m. Trees were trained as spindles and ev...
Baltic fruit rootstock studies: evaluation of 12 apple rootstocks in North-East Europe
Malus domestica growth yield fruit quality efficiency index geographical location
2015/3/17
In the frame of ‘Baltic fruit rootstock studies’ apple rootstocks B.9, B.146, B.396, B.491, P 2, P 22, P 60, M.9, M.26, Jork 9, Bulboga and Pure 1 were tested in Estonia, Latvia and Lithuania. More vi...
Evaluation of three methods for estimating the Weibull distribution parameters of Chinese pine (Pinus tabulaeformis )
Weibull distribution diameter distribution parameter estimation
2015/3/12
Weibull distribution was used to fit tree diameter data collected from 86 sample plots located in Chinese pine stand in Beijing. To estimate the Weibull distribution parameters, three methods [namely ...